<html>
<head>
  <meta http-equiv="Content-type" content="text/html; charset=utf-8">
  <title>测试</title>
</head>
<body>
<form action="/page" method="post">
  用户名: <br>
  <input name="username" type="text"><br>
  请输入文本:<br>
  <textarea name="usertext"></textarea><br>
  <input type="submit" value="提交">
</form>
</body>
</html>
